}
/* See similar comment in do_numa_page for explanation */
- if (!pmd_write(pmd))
+ if (!pmd_savedwrite(pmd))
flags |= TNF_NO_GROUP;
/*
goto out;
clear_pmdnuma:
BUG_ON(!PageLocked(page));
- was_writable = pmd_write(pmd);
+ was_writable = pmd_savedwrite(pmd);
pmd = pmd_modify(pmd, vma->vm_page_prot);
pmd = pmd_mkyoung(pmd);
if (was_writable)
if (page_nid != -1)
task_numa_fault(last_cpupid, page_nid, HPAGE_PMD_NR,
- vmf->flags);
+ flags);
return 0;
}
entry = pmdp_huge_get_and_clear_notify(mm, addr, pmd);
entry = pmd_modify(entry, newprot);
if (preserve_write)
- entry = pmd_mkwrite(entry);
+ entry = pmd_mk_savedwrite(entry);
ret = HPAGE_PMD_NR;
set_pmd_at(mm, addr, pmd, entry);
BUG_ON(vma_is_anonymous(vma) && !preserve_write &&
static void unfreeze_page(struct page *page)
{
int i;
-
- for (i = 0; i < HPAGE_PMD_NR; i++)
- remove_migration_ptes(page + i, page + i, true);
+ if (PageTransHuge(page)) {
+ remove_migration_ptes(page, page, true);
+ } else {
+ for (i = 0; i < HPAGE_PMD_NR; i++)
+ remove_migration_ptes(page + i, page + i, true);
+ }
}
static void __split_huge_page_tail(struct page *head, int tail,